Sheet-metal book-stack.



PATENTED JULY 18. 1905.

M VEGE. SHEET METAL BOOK STACK.

APPLIUATION FILED $525.14, 1005 l I, l

UNITED STATES r I'IER M. whole, or i'olmis'roiw, omo, ASSN-NOR 'ro 'IHEl-HINICRAL rmlcrimorixu COMPANY. or i'ouvos'rowx, oum (ourouirrioN Patented July 18. 1905.

PATENT OFFICE.

. SHEET-METAL BOOK-STACK.

SPECIFICATION forming part of Letters Patent No. 794.759, dated Joly 18, 1905.

V Application filed January 14, 1905. Serial No. 241.036-

Youngstown. Ohio, have im'entrd certain new 51mm useful lnuu'ov-emrnls in Sheet- Metal H()fll\"hlill(ll\'fi, lli which the following isa sporiv lication. :lcool upaniod by dmuiugs.

' This im entiou re'lutoa tosluot-uiotnl l'm'uituro, hut moro particularly in library lUUii- Stocks, althoughthoprineiples of ronsh'uc- E tion may he applied to whulovrr uso they may i supports for the shelves l he found applirahlo. v 1 Tho objects of the inwuliou are to improve 1 upon hook-stacks of sheet metal and seruro :i M iii strong stile]: the shelves of which will i {not Sagan-Jay from the uprights uudrra heavy {load of books. v

' Another ohject of the invention is to enable the uprights-{lo he hound \rl'X firmly together, sothat they will not spriugoither logothrror 1 apart. For! her ohjovts of the invention will here. halter-appear; mid to those rods the im'ontiou cousists ol' a shrebmotal hook-stark clip 7 ,5 lmdying the features of (:oustrurtiom comhi- 5 nuliousof elements, and armngementof parts having the general mode of operation sullstnntinllfr as hereinafter full descrihed :md claimed in this spedilicntion. mid shown in the 3- accompainyiugdrnuings in which Figure l i9; :1 pvrspeotive top View, partly in section, of a lumkstaelr' embodying one i form of the invention. Fig. 2 isa transverse sootional'view through one of the uprighls of f a portion of one shelf. Fig, 3 is a horizontal sectional view through our of the imrights. 5 Fig. 4 is a vrrtir-nl'sertionul View through the upright of a mmlilicutiou. Fin. 5 is n hori- Zouhil sortiouzil \llBW of :l. modification. Fig. 4 (lshows in detail a iurtof therhdofouoshrlf. Referringtothrill-wings, I'PpJW-NHls [he liaise or framo of nshovt-mvtnl hook-stark :md

ll rvprvsohls the upright ouds lhorvof.

reply-souls one of the iutmumlhuo.up 4S righlsg'ol' u hirh there may he any desired uumlwr, m'cordiug'lo l hosizv and cons! rurl ion ol' the slzu'k. The sides-mid rods are l'ormml of shoot moml mid are provided with 'mmnh for holding tho slu'lns' I! in pnxiliim.

. shelves.

l in Figs. 1 and 2 the supports for the shelves i consistofintegrzd purlsof tho uprights pressed II!" of the United States, and a rrsldrnt of 5 out beyond the plane of the body of the uprights. uprights are slittrd :40 that the slits are horizontal when theuprights are in posit-loo." The metal inunrdiately adjacent the slits is then forred outward beyond the plane of the sheet. in Figs. l. 2; and 3 the metal is slit at Eiuui the portions Fare forced outward to form the As shown, the

i shelves :u'o provided with hooked eudsmhiptrd to roiipmatr with the supporls l and lock therein. 'llir portions Fink shown, for!!! pockets or loops cm'lprrating with the hooksou the in forming tho pockets F the metal of tho pocket is somewhat stretched ordrawn in order to make the loop pmjnctiug beyond tho phmo of the original shertof the upright. lrrl'erahly the sheets of metal ll, forming the uprights. arr provided with flung I, secured to the rrutml pillars J. a

in Fig. 4 :1 stiffening lmr or frame K is provided lwtwvnu the metal sheets H, and the moral is slit in parallel lines to form the pockets, the slit portions of metal being pressed outwardly at L, as shown in Fig. 4, in the furl]! of loops. 7

in Fig. 5 a plurulitr of pockets or supports F'zu'e prorideclifor each shelf instead of contiuuoufi pockets, as shown in Fig. 1. in Fig. 5 the stlll'oniug hur or frame K is also shown.

()no oi' the :uirniituges of the construction Lhr uprights \riilunl spring either toward or away from rm-h otlu-r and the shelves will not slide forward or come (it until lifted slightly. lly rvas'on of this construction great strength is added to tho sturl; and the whole trurlurr is stillvnvd. her-ar se the shelf-holder :md shi-lf :u-Llo hind two ormoru uprights l-ngoiher. Furtlmrmoro, the shell holdrrs or suppurh i on the upright :u-t us stillluingrorrhgrzillnlo: in addition in lhoirl'uurtiou of Tho l'url llml illth'lllflVtS in or h'r to form these supports, the

to the eonstrnetions shown and deseriln d nor enumerating equivalent. l ehliln, and desire 5 tonhtain by Letters Patent, the following: l. A sheet-metal hook-stack. haying nprights provided with portions pnwsxed ontwixrdly beyond the plane of the body of the upright'guml shelves snp mrt4ul hy suid out-Z wurdly-presmsd -pm'tio'ns.

2; A qheet-meml hook-stuck having horizonhmlly-slittid uprights, the metnlin'nnmlin telyifadjiieent the slits being forced outwardly lugvond the plane of the uprights, and shelves 25 adapted mmmmn with the suppm'ts.

345 A lsheet inetal limik-x'tack having npi rights provided with horizontal slits in pairs the metal between the pairs of slits being, l'oreedoutward lieyond the. plane of lhesheet to form supports for the shelves and shelves 3 adapted to eoi'iperate with said supports.

4. A sheet-metal liooli-stneli hnrin; nprights provided with portions integral there.- with and turned outwardly heyond the plane of thesheet to form supports for theshelves, 35 and shelves provided with hooks-a adapted to roi'ipernlr with said HHIDPUIt-S.

I. A sheetJnelnl hoiik-stnek lowing uprightes provided with projections, and shelves provided with hoolh ndnpled Ioeoi'imu'ate with W wnd projeetiom and hind the uprights together.

A .-met-lnel:tl hook-stark having uprights and ,fllielves, mnstrneted to loek together and bind the uprights to eneh other. 45

In testimony whereof I have signed this Hpeeiliention in the present-e of two suliserill- 

